81775596

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{787}}^1\times {\mathrm{1237}}^1$

素因数の和:2038

約数の個数: 48

約数和(自身を含む): 218521856

約数和(自身を除く): 136746260

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 787, 1237, 1574, 2361, 2474, 3148, 3711, 4722, 4948, 5509, 7422, 8659, 9444, 11018, 14844, 16527, 17318, 22036, 25977, 33054, 34636, 51954, 66108, 103908, 973519, 1947038, 2920557, 3894076, 5841114, 6814633, 11682228, 13629266, 20443899, 27258532, 40887798, 81775596]

約数ペア:

[(1, 81775596), (2, 40887798), (3, 27258532), (4, 20443899), (6, 13629266), (7, 11682228), (12, 6814633), (14, 5841114), (21, 3894076), (28, 2920557), (42, 1947038), (84, 973519), (787, 103908), (1237, 66108), (1574, 51954), (2361, 34636), (2474, 33054), (3148, 25977), (3711, 22036), (4722, 17318), (4948, 16527), (5509, 14844), (7422, 11018), (8659, 9444)]